. >>> jerry brown signed new legislation to let immigrants get driver's license. it covers immigrants who came to the u.s. before they were 16 and meet criteria to apply for a federal work permit program. >>> speaking of those young folks, when asked about the same workers, mitt romney said he would honor their temporary visas and allow the workers to say in the u.s. if he becomes president. this of course, is that executive order that the president signed. mitt romney had not said whether he was going to keep that order in place or rescind it. he says now, you can keep it in place. >>> one border patrol agent has been killed in a shooting near the mexico/arizona border. we're following that story. we'll get you more updates as we get them. >>> in today's deep dive, president obama and mitt romney will share a stage wednesday night in front of what's likely to be the the largest audience yet in this campaign and may be the best and last chance to change the trajectory of the race. they are both experienced debaters, to a point. the president survived 26 primary de